org.pmml4s.util.JsUtils.scala Maven / Gradle / Ivy
/*
* Copyright (c) 2017-2019 AutoDeploy AI
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.pmml4s.util
import spray.json.{JsFalse, JsNull, JsNumber, JsString, JsTrue, JsValue, JsonFormat}
/**
* Various utility methods about spray-json
*/
object JsUtils {
implicit object AnyJsonFormat extends JsonFormat[Any] {
def write(x: Any) = x match {
case n: Int => JsNumber(n)
case n: Double => JsNumber(n)
case n: Long => JsNumber(n)
case n: Short => JsNumber(n)
case n: Byte => JsNumber(n)
case s: String => JsString(s)
case true => JsTrue
case false => JsFalse
case _ => JsNull
}
def read(value: JsValue) = value match {
case JsNumber(n) => n
case JsString(s) => s
case JsTrue => true
case JsFalse => false
case JsNull => null
case _ => null
}
}
def toJsValue(x: Any): JsValue = x match {
case n: Int => JsNumber(n)
case n: Double => JsNumber(n)
case n: Long => JsNumber(n)
case n: Short => JsNumber(n)
case n: Byte => JsNumber(n)
case s: String => JsString(s)
case true => JsTrue
case false => JsFalse
case _ => JsNull
}
}